Electromagnetic valve.



L. GINO-MARS. ELECTROMAGNETIC VALVE.

APPLICAT'ION FILED JAN. 24. I916.

wuumm 2 SHEETS-SHEET 1..

Patented Feb. 20, 1917.

I qwmmw UNITEDETATES "PATENT OFFIGE. LneENnnE CINQ-MAE'S, or SANFRANCISCO, CALIFORNIA, AssIGNoB. TO CONSERVATIVE,

j HEATING oomr nY, or sAn FRANCISCO, o LrronnIA, ICYORPYOBATIYQNLI J ELcrnoMAeNn'r'ro VALVE.

1,216,658. f "specimen"Lettersmnt- 12-Pat 1 tedreb.20.'1917. Applicationfiled Ianuary 24,1916. Serial No. 74,008. J I.

To all whom it may concern: 7 having a' bottom 2 which is provided witha Be it known that I, Lncnnnnn' GINQ-MABSfcentrally arranged threadednipple-3' to a citizen of the United States, residing at which isattached a gas or other fluid inlet San Francisco, in the county ofSanFran-1- pipe', n0t sho-wn; Extendingupwardly from 5 cisco and State ofCa1ifornia,.have inventedfithe bottom 2 of the casing -'1 is a centrally6o Y certain new and useful Improvements in -arranged annular flangeiwhich, inconnec Electromagnetic Valves; and I do declare" tion w-ith'thebottom 2 and lower end of the the following to be a full, clear, andexact casing 1,1'fo'rms' an'annular well 5*in which J; description ofthe invention, such as will; is placed asuitable liquid, preferablymerenable others s illed in the art to which it cury, thelpur'pose ofwhich will hereinafter appertains to make and use the same. appear.Access to this mercurywell' 5 is This invention relates generally to. inA obtained. by removing a screw plug 6 which provements in electricallyoperated valves is disposed in a threaded aperture 7 in the butmore'particularly to electromagnetically lower end of the casing 1.Extending lat- 15 operated valves. f

'erally from one side of the casing 1 isan' 70, One objectof theinvention is to provide internallythreaded-nipple'B, towhich is a meansfor operating a valve from a-pointconnected. one end of a fluid outletpipe, not remote from the location of the valve; 1 shown. x I 7 Afurther object of the invention'resides The upper end'of the casing 1 isenlarged .in the provision of-a device-which issimple at 8, by whichshoulders? are formed on its 75, I in construction,durableyeflicientandreliable ,innersides, as most clearly. shown in F igs;

' in operation, and well adapted-to thefpur- 3 and'6 ofthedrawings;-However,'-the op- 1 fo -whi h it, i d ign d. 5-posite sides of thecasing-l-zbelow its en'- 7 With-these and other objects in vieW, thelarged upper portion 8 is provided with 25 invention-consistentcertainnovel features -rectangularlyshaped guides 10, whose wall, ofconstruction .and the combination and is of greater-thickness than themain body .arrangementof parts as will be hereinafter or enlarged upperportion'of the casing, the more fully described and claimed. I said wallat theupper end'of each guide ;be- 4 In the accompanying drawingsforming a .ing reduced in thickness to coincide with 30' part of thespecification, and in which simithat of the casing whereby to form.shoullar reference numerals designate like parts. ders 11, thepurpose'of which will be here-.

.throughout the several views: J j -inafter described. i, vvFigure l isasideelevation of sit-device"; "Resting upon the ,.shoulders".9 -.is afiber constructed in accordancehwith thisfinvenwasher 12, to the.c'entralgportion of which 7 "35,15, v j "1. isj sec'uredinany-su'itable manner the-lower Fig. 2is a frontelevation' ofthe'same'; end of a metallictube '13, preferably iof f Fig. 3 is avertical sectional; view .taken brass. The upper'jend and centralportionon the line 3-.4 of Fig. 1, showing the-cores of this tube 13 are alsoprovided with simif Y'and bell in theirloweredpositions; larfiber/washers 12." 'These'washers;-12 fitj 40 FigL l isa similar viewtaken-on the same snugly-within the upper end 8 of the casing 1 lineshowing th cores in their raised posi- 1 and retain-the tube 13 spacedfrom the --tions'; v 1 1 v -inner sides thereof,'as well as toflinsulateFig. 5-is a top-plan view 'of the device; a the solenoids 14 and 15,which are-wound Fig. his a horizontal sectional viewtaken upon said tube13 between said washers 12, 45 on the line 66 of Fig. 3; from each otherand the metal of the casing. 1 Fig. 7 is a similar viewtaken onthe-line- Conductors 16 connectthe solenoids 1i andv 7-7 of Figs. 1fand3;

g I I 15.with suitable bind ng'posts 17 secured to Fig. 8 is asimil'arview-takenfonthe line {a circular disk "18 of fiberor other suitable!- fS- of Fig. 3;.2 l l 1 [-"'linsulating material;If-ThisdisklS isclamped50??- Fig; 9 isa simi ar'view-taken-on the line" between-the upper edgesof the'gc'asing 1 an i :'-.9- 9 0f F-igS 1 and'S and ber gogwl 2 Fig.10. is a pers ectivevievv. of the cores whichisthreaded to-the 'uppenensaid theannular flange 19 of'a' nutlneni end-bell showingjtiese partsdisassembled' casing l'. If desired, a:brassor metalf iffi I Thepreferred form of the present inven-' tion ring 21 may be disposedbetweenythe 6 5 tion comprisesa tubular cast ,iron casing-1 upper faceof the disk'18 and'the loweriiace 110.

' v ofthe flange 19 to I ently of each other.

' in which are disposed plungers 30, the latter.

prevent said disk 19 from becoming injured-when said nut member 20 isturned; Additional conductors 22 lead [from the binding posts '17 to thebatteries -23and'suitable switch members are shown in the form of pushsolenoidsll and 15 The batteries 23 and push buttons 24 form no part ofthe present invention although some equivalent means.

for energizing thesaid is necessary.

Slidable within the tube 13 is a cylindrical soft iron core 25 in lengthto the noids 14' and 1 lower end of the core 25. is a threaded lug 26length of each of said sole-' 5,-and extending from the whlch engagesthe internally threaded end core 28' which is made of a material notattracted by magnetism, pref- 1 his tubular core 28 has the same outsidediameter as the core 25 and is arranged in alinement with the latter.Ex-

tending in opposite directions from the 27 ofga tubular erably brass.

lower end of the core 28 are tubular arms 29 being projected by coiledsprings 31 into the aforesaid rectangular guides 10. The lower threadedlug 32 which engages an internally threaded aperture 33 arranged in thetop of a bell 34, thelower end ofwhich is reduced from itsinner sidesand beveled vA suitable rubber in thickness at its-lower end as at 35.washer 36 provided with site ears 37 is clamped diametricallyoppobetween the ditional rubber washer fdrops; be dispensed withifdesired. I} With 'theparts in the', position shown in formed by th themercury however, the

solenoid 14 is energized by op- 25wi1l be d the bell 3tand with saidmercury in the well 5.I- Thebuttons 24, whereby the are energ1zedindepend-.

solenoids 141 and 15.

which is substantially equal 1 end of the core 28 is further providedwith a lower end of the core 28 and the top of the bell 34, to preventgas from entering the upper pore. tion. 8 of the'casingl, and. ifdesired, an.ad 40' p 38 may be inserted nto the upper endof'the'beIl 34.t o act ass) a; bumper. when the latter this is a. mere matter ofepedience, andmay However; 1

Fig. 3 of'the drawings, it may be seen'cthat'tcarried by said 1projected intosai'd guides .andadapted tov j; engage saidshoulders bell34 will be checked by'the liquid seal" e engagement of said bellwith inthe aforesaid well 5. 1 When rawn upwardly, thereby raising disengagingits lower end v plun gers 30, upon being raised above the shoul ders-11, spring outwardly and retain the bell raised even after the solenoid14 is deenergized. Obviously withthe parts in the position shown in Fig.4, the gas may pass under the lower end of the, and out through theoutlet nipple 3'.

To again check theflow of gas, the other button 24 is pushed" f noid 15-which 4 draws Wardly, the .former strength to cause the plungers 30 tobe retracted, and passed below the shoulders 11.

he rubber washer or most of the jar when the bell 34 drops, while thebeveled-ends'of the' 'latter prevent splashing of the mercury. However,if any splash occurs, it is checked by the washer 36 and the bumper38...v

From the foregoing-it may be seen that the objects'of the invention havebeen effectively form and proporbell and then upwardly bumper 38 absorbssov from" the spirit of this invention, and hence I do notwish to belimited to the constructionherein shown and described other than tothe-extent to whichthe appendedclaim limits me. a

I claim as myinvention.

In a device of the character deseribedpthe combination ofhaving itsupper end enlarged .in diameter, the oppositeg-sides ofsaid casing belowits an upright tubular casing enlarged upperportion being also enlarged,*1 i to form rectangularlyshaped guides,- the:

with that of the latter to solenoid mounted fin said, portion, a; valvearranged in said the lower end of core, :said' plungers bein open,whereby to retain In testimony wh'ereof'I have hereunto-set my hand-inpre'sence'of two subscribing witn e 7' v .LE

' Witnesses!- {,1 WILLIAM-"PETER MARTINTARONV'SQHNJ jcas1ng,.a--magnetic core slidable ver- 1 ---ticallyl-in 'saidfsolendid and actuatedbythe same, said core being operatively connected. withsaid valve,"anspring-pressed plungers g 10 a r enlargedguppbr tit when said valve is1t in'such position.

earthworm-Massif 7

